Table 2.
Late remodeling in atherosclerotic vein grafts
|
Grafts / Patients |
Latency (years) |
Lumen area |
Intimal and medial(plaque) area |
External elastic lamina area | ||||
| Reference | Stenosis | Reference | Stenosis | Reference | Stenosis | |||
| Mendellson et al 1995 [38] | 21/19 | 0.8–16 | 14.6 ± 7.5 | 7.1 ± 4.5 | 5.6 ± 3.4 | 18.3 ± 7.0 | 20.2 ± 8.5 | 25.4 ± 8.2 |
| Nishioha et al 1996 [20] | 43/42 | 3–12 | 15.7 ± 6.8 | 5.0 ± 1.5 | 3.2 ± 1.5 | 13.7 ± 6.3 | 18.9 ± 7.0 | 18.7 ± 7.3 |
| Ge et al 1997 [21] | 43/43 | 1–6 | 12.6 ± 4.0 | 19.0 ± 9.7 | ||||
| Hong et al 1999 [22] | ||||||||
| Negative remodeling | 104/93 | 1.2–20.7 | 12.5 ± 4.0 | 3.6 ± 2.0 | 5.0 ± 2.4 - | 10.9 ± 6.2 | 17.8 ± 7.9 | 14.2 ± 8.1 |
| Positive remodeling | 11.8 ± 3.5 | 4.0 ± 1.8 | 5.1 ± 1.4 | 15.3 ± 4.7 | 16.7 ± 4.6 | 19.4 ± 6.2 | ||
Remodeling can be defined as the ratio of the EEL at the site of the stenosis to that of the reference point. Positive remodeling is defined as a stenosis/ reference EEL area ratio >1.1, intermediate remodeling is defined as a ratio 0.9 to 1.1, and negative remodeling as a ratio <0.9.